Give the reasoning behind using an index.

Answer Posted / rajesh naidu

INDEX IS USED TO IMPROVE THE PERFORMANCE OF THE DATABASE AND
ALSO IT IS USE FULL FOR FASTER FETCHING THE REQUIRED DATA

Is This Answer Correct ?    5 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Explain the difference between a FUNCTION, PROCEDURE and PACKAGE.

1846


If you are given access to a sql server, how do you find if the sql instance is a named instance or a default instance? : sql server DBA

564


i have 10gp file.now i need store in database..but database have only 7gb memory only..how do u store the file ?

1639


Can you tell me about your experience with the administration of COTS system..? Also, how do you set up seed data..?

2191


You create a private database link and upon connection, fails with: ORA-2085: connects to . What is the problem? How would you go about resolving this error?

1543






how can you communicate with operating system files from oracle?

561


Why does Oracle not permit the use of PCTUSED with indexes?

2329


What happens on checkpoint? : sql server DBA

564


how can you schedule a job in database?

598


What are the steps you will take to improve performance of a poor performing query?

2421


What are the differences in clustering in sql server 2005 and 2008 or 2008 r2? : sql server DBA

550


How to craeate the New Database Schema in Oracle and mysql? Please tell me with Example?

1903


You have 4 instances running on the same UNIX box. How can you determine which shared memory and semaphores are associated with which instance?

3944


I have kept recovery catalog on same target database and taken backup of target DB to disk. deleted the target DB & tried to restore and revoer DB using the backup on disk but it is not possible, how do we restore & recover DB

1522


What is the default fill factor value? : sql server DBA

574